20180352717

素因数分解:

$3^5\times 7^2\times {\mathrm{1694831}}^1$

素因数の和:1694860

約数の個数: 36

約数和(自身を含む): 35164374336

約数和(自身を除く): 14984021619

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 1323, 1701, 3969, 11907, 1694831, 5084493, 11863817, 15253479, 35591451, 45760437, 83046719, 106774353, 137281311, 249140157, 320323059, 411843933, 747420471, 960969177, 2242261413, 2882907531, 6726784239, 20180352717]

約数ペア:

[(1, 20180352717), (3, 6726784239), (7, 2882907531), (9, 2242261413), (21, 960969177), (27, 747420471), (49, 411843933), (63, 320323059), (81, 249140157), (147, 137281311), (189, 106774353), (243, 83046719), (441, 45760437), (567, 35591451), (1323, 15253479), (1701, 11863817), (3969, 5084493), (11907, 1694831)]